How to renew the American visa when it expires?

1. First, make sure that the passport is within the validity period, that is, 6 months.

2. Then, prepare visa photos, DS 160 form and visa renewal fee.

3. Finally upload the required US visa information and wait for the interview. Visa is a kind of license issued by a government agency of a country to foreigners who apply for entry, exit or transit according to the laws of that country. It is usually attached to the passport or other international travel documents held by the applicant.